Description
Improper validation of unsafe equivalence in input could allow an attacker with high privileges to reclaim the ring buffer queue status page, potentially resulting in loss of guest memory integrity.
Published: 2026-11-10
Score: 5.9 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Thu, 12 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Amd
Amd epyc 7003 Series Processors
Amd epyc 8004 Series Processors
Amd epyc 9004 Series Processors
Amd epyc 9005 Series Processors
Amd epyc Embedded 7003 Series Processors
Amd epyc Embedded 8004 Series Processors
Amd epyc Embedded 9004 Series Processors
Amd epyc Embedded 9005 Series Processors
Vendors & Products Amd
Amd epyc 7003 Series Processors
Amd epyc 8004 Series Processors
Amd epyc 9004 Series Processors
Amd epyc 9005 Series Processors
Amd epyc Embedded 7003 Series Processors
Amd epyc Embedded 8004 Series Processors
Amd epyc Embedded 9004 Series Processors
Amd epyc Embedded 9005 Series Processors

Thu, 12 Nov 2026 06:30:00 +0000

Type Values Removed Values Added
Title Ring Buffer Queue Status Page Validation Flaw Allows Guest Memory Integrity Compromise

Wed, 11 Nov 2026 16:30:00 +0000

Type Values Removed Values Added
Title Ring Buffer Validation Vulnerability Enables Guest Memory Corruption

Wed, 11 Nov 2026 12:15:00 +0000

Type Values Removed Values Added
Title Ring Buffer Validation Vulnerability Enables Guest Memory Corruption

Tue, 10 Nov 2026 22:00:00 +0000

Type Values Removed Values Added
Description Improper validation of unsafe equivalence in input could allow an attacker with high privileges to reclaim the ring buffer queue status page, potentially resulting in loss of guest memory integrity.
Weaknesses CWE-1289
References
Metrics cvssV4_0

{'score': 5.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N'}


Subscriptions

Amd Epyc 7003 Series Processors Epyc 8004 Series Processors Epyc 9004 Series Processors Epyc 9005 Series Processors Epyc Embedded 7003 Series Processors Epyc Embedded 8004 Series Processors Epyc Embedded 9004 Series Processors Epyc Embedded 9005 Series Processors
cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-11-10T21:43:31.443Z

Reserved: 2025-10-16T20:46:13.454Z

Link: CVE-2025-62620

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T22:17:46.990

Modified: 2026-11-12T16:58:33.260

Link: CVE-2025-62620

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-12T20:08:47Z

Weaknesses
  • CWE-1289

    Improper Validation of Unsafe Equivalence in Input